The SFP 250-28SM centrifugal fire pump is a high-performance split case pump designed to operate at both 50 Hz and 60 Hz frequencies. Featuring a volute type thru-bore casing, it ensures efficient fluid dynamics and robust durability. The pump’s frame-mounted design and compact footprint make it an excellent choice for retrofit applications. Built with heavy-duty, thick-walled materials, this pump can withstand high pressures and rigorous operational conditions. It undergoes comprehensive hydrostatic and performance testing to ensure reliability and efficiency. The dynamically balanced double suction impeller, available in bronze or duplex upon request, provides smooth and efficient fluid flow. The pump shaft can be crafted from alloy steel, stainless steel, or duplex, depending on specific needs. The SFP 250-28SM model supports a capacity range of 150 to 3500 GPM, a pressure range of 88 to 335 PSI, and a maximum working pressure between 220 to 410 PSI. It operates at speeds of 2900, 3000, 3500, and 3600 RPM. Specifically, the SFP 250-28SM model delivers a rated capacity of 250 GPM with a flange size of 5 x 3 inches. At 2900 RPM, it operates within a net pressure range of 122 to 222 PSI, and at 3000 RPM, the pressure range is 131 to 237 PSI, with a maximum working pressure of 239 PSI.
Feature | Details |
---|---|
Type | Split Case |
Frequency | 50/60 Hz |
Casing | Volute Type Thru-Bore |
Design | Frame-Mounted, Small Footprint Ideal for Retrofit |
Wall Thickness | Heavy Duty |
Testing | 100% Hydrostatic & Performance Tested |
Impeller | Dynamically Balanced Double Suction |
Casing Material | Cast Iron / Ductile Iron |
Impeller Material | Bronze / Duplex (upon request) |
Shaft Material | Alloy Steel / Stainless Steel / Duplex (upon request) |
Capacity | 150 GPM to 3500 GPM |
Pressure Range | 88 to 335 PSI |
Max. Working Pressure | 220 to 410 PSI |
Operating Speeds | 2900, 3000, 3500, 3600 RPM |
Model Number | SFP 250-28SM |
Rated Capacity (GPM) | 250 |
Flange Size (Suction x Discharge) | 5 x 3 inches |
UL Listed Rated Net Pressure Range (PSI) | 122 – 222 (2900 RPM), 131 – 237 (3000 RPM) |
Approximate Speed (RPM) | 2900, 3000 |
Max Working Pressure (PSI) | 239 |
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